diff --git a/.htmltest.yml b/.htmltest.yml
index 264820a29..bff674225 100644
--- a/.htmltest.yml
+++ b/.htmltest.yml
@@ -1,6 +1,5 @@
DirectoryPath: site
-CheckDoctype: false
CheckMailto: false
IgnoreAltMissing: true
diff --git a/docs/_redirects b/docs/_redirects
index 62213af00..b7f1a6b69 100644
--- a/docs/_redirects
+++ b/docs/_redirects
@@ -5,10 +5,11 @@
/intro/common-mistakes /contest/common-mistakes
/intro/common-tricks /contest/common-tricks
/intro/non-trad /contest/problems
-/intro/judgers /tools/judgers
+/intro/judgers /tools/judger
+/tools/judgers /tools/judger
/intro/wsl /tools/wsl
-/intro/spj /tools/spj
-/intro/testlib/index /tools/testlib/index
+/intro/spj /tools/special-judge
+/intro/testlib /tools/testlib
/intro/testlib/general /tools/testlib/general
/intro/testlib/generator /tools/testlib/generator
/intro/testlib/validator /tools/testlib/validator
@@ -43,8 +44,8 @@
/math/basis /math/linear-algebra/basis
/math/char-poly /math/linear-algebra/char-poly
/math/gauss /math/linear-algebra/gauss
-/math/linear-algebra-index /math/linear-algebra/index
-/math/martix /math/linear-algebra/martix
+/math/linear-algebra-index /math/linear-algebra
+/math/martix /math/linear-algebra/matrix
/math/vector /math/linear-algebra/vector
/math/gen-func/intro /math/poly/intro
/math/gen-func/symbolic-method /math/poly/symbolic-method
diff --git a/scripts/post-build/redirect/generate-redirects.py b/scripts/post-build/redirect/generate-redirects.py
index 08c09c447..9b2a8a725 100644
--- a/scripts/post-build/redirect/generate-redirects.py
+++ b/scripts/post-build/redirect/generate-redirects.py
@@ -9,6 +9,4 @@ for cur in f.readlines():
html_path = os.path.join('site', s.lstrip('/'), 'index.html')
os.makedirs(os.path.dirname(html_path), exist_ok=True)
with open(html_path, 'w') as html_file:
- # print(f"")
- html_file.write(f"\n")
- # print(html_path)
+ html_file.write(f'')